Si Collection, Lower Volume Radical: Ox (niú) Kangxi Strokes: 14 Page 703, Entry 24 Pronounced jie. In the Shuowen Jiezi (Explaining Single-component Characters and Analyzing Compound Characters), it refers to a castrated ox. In the External Objects chapter of the Zhuangzi (Master Zhuang), it is written: Ren Gongzi fashioned a massive fishhook and a long black cord, using fifty castrated oxen as bait. The commentary notes that this term refers to castrated oxen. Additionally, according to the Yupian (Jade Chapters), it refers to leaping. According to the Zengyun (Expanded Rhymes), any animal that is robust and strong is called by this name. Note that the character is correctly formed with the component for ox, not with the component for river.